How to clean imac for new owner?

Shut down your Mac, then turn it on and immediately press and hold these four keys together: Option, Command, P, and R. Release the keys after about 20 seconds. This clears user settings from memory and restores certain security features that might have been altered.

Also, how do I change ownership of an IMAC? While it is easy to change the full name associated with the account, there is no way to change an account’s user name. The only way to completely change the administrative account information is to create a new administrator account of your own and then delete the account the previous owner set up for his own use.

Frequent question, how do I return my Mac to factory settings?

1. Restart your computer: hold the power button > select Restart when it appears.
2. While the computer restarts, hold down the ‘Command’ and ‘R’ keys.
3. Once you see the Apple logo appear, release the ‘Command and R keys’
4. When you see a Recovery Mode menu, select Disk Utility.

Best answer for this question, how do I remove previous owners from my imac?

1. Select System Preferences from the Apple menu, click the Accounts icon, click the Lock icon, and enter your password.
2. Select Logout from the Apple menu.
3. On your new computer, triple-check that all the files for all accounts on the old machine have been transferred.

Moreover, does an IMAC need to be cleaned? Although Macs don’t require a lot of maintenance for cleaning, those temporary files, app leftovers, and system cache do accumulate. These files may slow down your machine and take up a lot of valuable space.

1. Locate Users & Groups on the bottom left.
2. Select the padlock icon.
3. Enter your password.
4. Select the admin user on the left and then select the minus icon near the bottom.
5. Choose an option from the list and then select Delete User.

Why can’t I delete admin account on Mac?

Open the Users & Groups pane of System Preferences, unlock it, select that account, and push the – button. If you’re using Fast User Switching, you need to log out of the account you want to delete.

How do I wipe my Mac clean and start over?

Shut down your Mac, then turn it on and immediately press and hold these four keys together: Option, Command, P, and R. Release the keys after about 20 seconds. This clears user settings from memory and restores certain security features that might have been altered.

How do you delete everything off a Mac?

1. Turn on your Mac and continue to press and hold the power button until the startup options window comes up.
2. When the Utilities window appears, select Disk Utility.
3. In the sidebar, choose Macintosh HD.
4. Click the “Erase” button, then select a file system format and enter a name for it.

How do I do a factory reset?

1. 1 Tap Settings
2. 2 Tap General Management.
3. 3 Tap Reset.
4. 4 Tap Factory data reset.
5. 5 Tap RESET.
6. 6 Tap DELETE ALL. Please be patient as phone resetting takes some time.
7. 1 Tap Apps > Settings > Backup and reset.
8. 2 Tap Factory data reset > Reset Device > Erase Everything.

Can you remove activation lock without previous owner?

If your device is activation locked, it simply means that you or someone else’s iCloud account is still linked to the factory erased iPhone, iPad, or iPod touch. The official way to remove this barrier is by providing the password to the linked iCloud account without which no one can be able to access the device.

How do I force a Mac to delete a user?

1. Make sure you’re logged in to a user account with admin priviledges.
2. Open System Preferences and click Users.
3. Select the account you’d like to delete and tap the – icon just under Login Options.
4. Choose whether you’d like to save or delete the home folder.
5. Click Delete User.

Can I use alcohol wipes to clean my laptop screen?

All electronics should be unplugged, which includes your monitor. … Never spray alcohol or another liquid directly on your computer or laptop screen. Use another clean microfiber cloth with a small amount of 70%+ Isopropyl Alcohol or a 70%+ alcohol cleaning wipe. Wipe down your entire screen and be sure to get the edges.

How do I clean up my iMac?

1. Step One: Update your software.
2. Step Two: Tidy up your start up.
3. Step Three: Clean out unused apps.
4. Step Four: Clean out the downloads folder.
5. Step Five: Tidy up your storage disk.
6. Step Six: Clean out the cache.
7. Step 7: Remove resource-hungry programs.
8. Step 8: Take out the trash.

How do I clean my Mac for free?

1. Clean User Cache. Go to /Library/Caches and selectively delete or delete all the files and then empty your trash bin.
2. Clean System Logs.
3. Remove Mail Attachments.
4. Remove old iOS data.
5. Remove incomplete downloads on iTunes.
6. Empty Trash Bin.
7. Remove Malware.
8. Remove Browser Cache.

How long does it take to delete an admin account on Mac?

In my case it indicated a one pass random erase would take about 9 hours, and a one pass zero fill erase would take about 1 hour. One step which should be added to this list is to remove the incomplete DMG backup file of the user’s account, created by the interrupted task.

How do I remove an administrator from my Mac without a password?

1. boot computer and hold the “apple” key and the “s” key.
2. wait for terminal show.
3. release keys.
4. type without the quotes: “/sbin/mount -uaw”
5. press enter.
6. type without the quotes: “rm /var/db/.applesetupdone.
7. press enter.
8. type without the quotes: “reboot”